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July, 2002
Features
From rough to refined
Vertical-spindle, rotary-table grinders move into the precision class of machines.
Tech Trends
Combination wipes ballscrews clean
The proper sealing and lubrication can greatly extend a machine's ballscrew life. That's the premise behind a new lubrication/sealing design that combines segmented plastic wipers with felt rings....
Die and moldmaking industries in decline
Over the past six months, the U.S. International Trade Commission (ITC) has investigated the competitive conditions facing the U.S. tool, die, and industrial-mold industries. As part of its...
Maintaining military preparedness
The needs of the defense community as they relate to manufacturing and industry was the hot topic at this year's National Center for Manufacturing Sciences (NCMS)/Department of Defense (DoD)...
Metalforming in Mexico
The Precision Metalforming Association (PMA) and Penton Media Inc., publisher of AMERICAN MACHINIST, — through Penton Media de Mexico and its partner Grupo Empresarial SCSI — have announced...
One machine, four spindles, and a complete camshaft
Advancing single and double-wheel technology one step further, the Zeus grinding machine incorporates four wheels to grind a complete camshaft. This multiple-process machine grinds journals, bearing...
Casebooks
EDM lets shop diversify
In an effort to pursue alternative markets, Hunt-Wilde Corp., a Dayton, Ohio, maker of vinyl injection-molded parts, expanded its manufacturing capabilities to include other product areas such as...
Live-spindle VTL decreases time to market
Because it had to compete for valuable machining time with jobshops specializing in tire-mold work and modifying or replacing molds took over a month, Cooper Tire of Findlay, Ohio, decided to invest...
Manual grinding to millionths
Precise grinding is a must at Rotech Internationale of Porter, Tex. The company makes premium-grade live centers and live chucks for the metalworking industry. These products require finished...
Manual pallets slash work-loading downtime
Equivalent Base of Warren, Mich., manufactures a line of over 500 modular components that are the building blocks of automobile body welding, assembly, and checking fixtures. Because the company...
Multitasking lathe means hands-off machining
Machining a 5 /8-in. 2 aluminum flange took Amherst Machine Co. in Amherst, Ma., only 4.5 min, but it required 26 steps and five manual setups on two different machines. All this handling time...
